Periodic Table

In the modern periodic table elements are arranged by:

• atomic mass
• atomic number
• valence electrons
• number of isotopes

Elements which are shiny, conduct electricity and heat are called

• metal
• nonmetal
• metalloid
• nonexistent

Elements which are considered semiconductors are 

• metal
• nonmetal
• metalloid
• nonexistent

What does the 1.00794 stand for?

• Hydrogen
• atomic number
• atomic mass
• atomic explosion

Tags

NGSS.MS-PS1-1

The blue atoms are called 

• metals
• nonmetals
• metalloids
• noble gases

Good conductor of heat

• Metal
• Nonmetal

All the elements on the right side of the periodic table are called..

• Metals
• Metalloid
• Nonmetals

Beryllium is in group number______.

• Group 2
• Group 3
• Group 4
• Group 7

The period for Bromine is ___________.

• 3
• 2
• 4

what does the 6 represent?

• Atomic mass
• atomic number
• chemical symbol
• element name